AnyChart - Award-winning JavaScript charting library & Qlik Sense extensions from a global leader in data visualization! Loved by thousands of happy customers, including over 75% of Fortune 500 companies & over half of the top 1000 software vendors worldwide.
Draftsend - Presentations you can 👀 and 👂
Highcharts - A charting library written in pure JavaScript, offering an easy way of adding interactive charts to your web site or web application
Reveal.js - A framework for easily creating beautiful presentations using HTML
Google Charts - Interactive charts for browsers and mobile devices.
Slidebean - Presentations that design themselves